The average hourly temperature, color coded into bands. State Climatologist of Iowa Iowa Homeland Security and Emergency Management, along with the National Weather Service (Des Moines office) designate the last full week of March as Severe Weather Awareness Week in Iowa. E-mail: Justin.Glisan@IowaAgriculture.gov. Precipitation totals tailed off to a few tenths of an inch southeast into central Iowa with a statewide average of 0.22 inch. All Rights Reserved. As warmer and drier conditions continued into early October, severe drought expanded to around 30% of western Iowa with a one-category degradation of the northwestern D2 region to D3 (Extreme Drought). Sign up for our email newsletter by entering your email address. Land Use data comes from the Global Land Cover SHARE database , published by the Food and Agriculture Organization of the United Nations. DES MOINES AP, IA POLK County, Coop ID: 132203 Elevation: 957 ft. Growing degree days are a measure of yearly heat accumulation used to predict plant and animal development, and defined as the integral of warmth above a base temperature, discarding any excess above a maximum temperature. As with rainfall, we consider the liquid-equivalent snowfall accumulated over a sliding 31-day period centered around each day. Thunderstorms formed during the afternoon hours north of the warm front and brought many reports of small hail covering the ground. © 2020 Iowa Department of Agriculture and Land Stewardship. Ames Municipal Airport (Story County), Red Oak (Montgomery County) and Shenandoah (Page County) reported the month’s high temperature of 88 degrees on the 9th, on average 20 degrees above normal. The topography within 3 kilometres of Des Moines contains only modest variations in elevation, with a maximum elevation change of 60 metres and an average elevation above sea level of 253 metres. ... IA Monthly Weather. Include a date for which you would like to see weather history. The percentage of time spent in each cloud cover band, categorized by the percentage of the sky covered by clouds. According to weather folklore, if March “comes in like a lion, it goes out like a lamb.” Let’s see what wild March has in store this year. Snow and rain tapered off through Sunday (18th) afternoon as daytime highs held in the low to mid 40s. For reference, the year's highest daily chance of a wet day is 43% on June 25, and its lowest chance is 8% on January 9. Iowa weather in March 2021. For reference, on July 19, the hottest day of the year, temperatures in Des Moines typically range from 20 °C to 30 °C, while on January 21, the coldest day of the year, they range from -9 °C to 0 °C. This section discusses the wide-area hourly average wind vector (speed and direction) at 10 metres above the ground. The average rainfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The horizontal axis is the day, the vertical axis is the hour of the day, and the colored areas indicate when the moon is above the horizon. Rainfall amounts tapered off from a few tenths to under a tenth north of I-80. The northwestern half of Iowa saw additional storms overnight into the 22nd as a strong cold front approached Iowa. From bottom to top, the black lines are the previous solar midnight, sunrise, solar noon, sunset, and the next solar midnight. Get the monthly weather forecast for Des Moines, IA, including daily high/low, historical averages, to help you plan ahead. MERRA-2 Modern-Era Retrospective Analysis. Cloud cover increased through the late evening hours of the 17th as a cold front approached western Iowa. Time zones for airports and weather stations are provided by AskGeo.com . We report snowfall in liquid-equivalent terms. The solar day over the course of March. Rain showers were reported on the 20th with light amounts observed across northern Iowa which persisted through the next day. The watches are all up, including a PDS Tornado Watch in central & eastern Illinois. of Commerce, NOAA National Weather Service. Over the course of March in Des Moines, the length of the day is rapidly increasing. St. ... 2020 in Des Moines Iowa 50312. ... IA Monthly Weather. ... 2020. The average of mean hourly wind speeds (dark gray line), with 25th to 75th and 10th to 90th percentile bands. Estherville Municipal Airport (Emmet County) reported the month’s low temperature of 5 degrees on the 27th, 27 degrees below normal. Outdoor wedding reception. To start the month, very spotty showers were again reported across eastern Iowa on the 1st, though amounts were light. Maps are © Esri, with data from National Geographic, Esri, DeLorme, NAVTEQ, UNEP-WCMC, USGS, NASA, ESA, METI, NRCAN, GEBCO, NOAA, and iPC. Submitted by Lisa on August 25, 2020 - … The weather data in this report are based upon information collected by the U. S. Dept. The day, twilights (civil, nautical, and astronomical), and night are indicated by the color bands from yellow to gray. We assume no responsibility for any decisions made on the basis of the content presented on this site. April 2020 ranks as the 40th coldest and 17th driest April in 148 years of statewide records. 0752 pm funnel cloud 1 nne monticello 42.25n 91.18w 03/28/2020 jones ia trained spotter 0825 pm tstm wnd dmg 1 nnw sherrill 42.62n 90.79w 03/28/2020 dubuque ia fire dept/rescue time estimated. A colder and drier April last occurred in 2018, which was the coldest April on record. The average liquid-equivalent snowfall (solid line) accumulated over the course of a sliding 31-day period centered on the day in question, with 25th to 75th and 10th to 90th percentile bands. The figure below presents a compact representation of key lunar data for March 2020. Light rain showers developed behind a low pressure system over the Great Lakes into the 16th with very light rain totals reported in eastern Iowa; Elma (Howard County) reported 0.05 inch. Shortwave radiation includes visible light and ultraviolet radiation. March 28, 2020 ... Storms are beginning to develop near the warm front and will track through eastern Iowa from the mid afternoon into the evening hours. Iowa City Weather Forecasts. The average sliding 31-day rainfall during March in Des Moines is rapidly increasing, starting the month at 23 millimetres, when it rarely exceeds 50 millimetres or falls below 3 millimetres, and ending the month at 54 millimetres, when it rarely exceeds 97 millimetres or falls below 18 millimetres. The chance that a given day will be muggy in Des Moines is essentially constant during March, remaining around 0% throughout. Snow totals were light, ranging from trace amounts at several stations to 3.5 inches in Lowden (Cedar County). Iowa Dept. Calendar overview of Months Weather Forecast. Outdoor drive-thru baby shower March 6, 2021. Weather.com brings you the most accurate monthly weather forecast for with average/record and high/low temperatures, precipitation and more. We further caution that our travel scores are only as good as the data that underpin them, that weather conditions at any given location and time are unpredictable and variable, and that the definition of the scores reflects a particular set of preferences that may not agree with those of any particular reader. Today’s and tonight’s Des Moines, IA weather forecast, weather conditions and Doppler radar from The Weather Channel and Weather.com longitude, and 265 m elevation. We draw particular cautious attention to our reliance on the MERRA-2 model-based reconstructions for a number of important data series. Des Moines, IA 50319 The clearest day of the month is March 24, with clear, mostly clear, or partly cloudy conditions 50% of the time. For the purposes of this report, the geographical coordinates of Des Moines are 41.601 deg. Find historical weather by searching for a city, zip code, or airport code. The black line is the percentage chance that a given day is within the growing season. The map remained status quo through much of the rest of the month, given colder than average conditions and timely, widespread precipitation especially during the third week of October. For reference, on March 31, the windiest day of the year, the daily average wind speed is 20.5 kilometres per hour, while on August 2, the calmest day of the year, the daily average wind speed is 12.8 kilometres per hour. The average sliding 31-day liquid-equivalent snowfall during March in Des Moines is essentially constant, remaining about 3 millimetres throughout, and rarely exceeding 13 millimetres or falling to 0 millimetres. Severe Weather Awareness Week (Iowa) - March 23-27, 2020 Iowans are ever mindful that severe weather may strike at any time. The average accumulated growing degree days in Des Moines are gradually increasing during March, increasing by 34 °C, from 7 °C to 41 °C, over the course of the month. We base the humidity comfort level on the dew point, as it determines whether perspiration will evaporate from the skin, thereby cooling the body. The Weather Whisper March 2020 May 2019 NWS Des Moines Cover Photo Credit: Gregg Alliss Severe Weather Awareness Week is March 23-37, 2020. The thin dotted lines are the corresponding average perceived temperatures. For reference, on February 13, the cloudiest day of the year, the chance of overcast or mostly cloudy conditions is 54%, while on August 25, the clearest day of the year, the chance of clear, mostly clear, or partly cloudy skies is 70%. A strong cold front pushed into western Iowa during the evening hours of the 11th, firing a line of strong thunderstorms. The system moved through Iowa overnight into the 26th with at least an inch of snow reported at many stations in the state’s western half. To show variation within the month and not just the monthly total, we show the rainfall accumulated over a sliding 31-day period centered around each day. The percentage of days in which various types of precipitation are observed, excluding trace quantities: rain alone, snow alone, and mixed (both rain and snow fell in the same day). Calendar overview of Months Weather Forecast. The figure below shows you a compact characterization of the hourly average temperatures for the quarter of the year centered on March. The earliest sunrise of the month in Des Moines is 6:38 a.m. on March 7 and the latest sunrise is 58 minutes later at 7:36 a.m. on March 8. A strong spring storm system moved through portions of the Midwest on Saturday, March 28th, 2020. Rain and some early season snow fell across much of Iowa on the 18th with a portion of west-central Iowa reporting snow totals above an inch; Perry (Dallas County) reported 2.7 inches while the Des Moines National Weather Service office in Johnston (Polk County) measured one inch of new snow. Rain totals from the system were under 0.50 inch; Knoxville (Marion County) observed 0.49 inch. latitude, -93.609 deg. Weather data is prone to errors, outages, and other defects. Get the monthly weather forecast for Iowa City, IA, including daily high/low, historical averages, to help you plan ahead. Two-day rainfall totals at 7:00 am showed above two inches at numerous stations in eastern and central Iowa with Des Moines International Airport (Polk County) observing 3.11 inches; the statewide average rainfall was 0.65 inch. Each day will focus on different severe weather topics with Wednesday, Marcy 25th showcasing a Statewide Tornado Drill. This report illustrates the typical weather in Des Moines, based on a statistical analysis of historical hourly weather reports and model reconstructions from January 1, 1980 to December 31, 2016. For reference, on July 20, the muggiest day of the year, there are muggy conditions 55% of the time, while on November 14, the least muggy day of the year, there are muggy conditions 0% of the time. Wallace State Office Bldg. Nov. 27, 02:54:00 (GMT -06:00) Nov. 27, 05:30:00 (GMT -06:00) Appanoose; Davis; Mahaska; Monroe; Wapello: Special Weather Statement. Weather Underground provides local & long-range weather forecasts, weatherreports, maps & tropical weather conditions for the Iowa City area. A snow squall warning was issued for the Des Moines metro area as a rapid onset of locally heavy snow reduced visibilities and caused conditions to deteriorate through early afternoon. For the month, negative departures of three to six degrees were reported across the state with the coldest conditions found in northwestern Iowa. support@__remove_this_part__weatherspark.com. Elevation data comes from the Shuttle Radar Topography Mission (SRTM) , published by NASA's Jet Propulsion Laboratory. Weather.com brings you the most accurate monthly weather forecast for with average/record and high/low temperatures, precipitation and more. This section discusses the total daily incident shortwave solar energy reaching the surface of the ground over a wide area, taking full account of seasonal variations in the length of the day, the elevation of the Sun above the horizon, and absorption by clouds and other atmospheric constituents. The percentage of time spent in various temperature bands. The vertical gray bars (new Moons) and blue bars (full Moons) indicate key Moon phases. Free Long Range Weather Forecast for Des Moines, Iowa. Free Long Range Weather Forecast for Council Bluffs, Iowa. Seventeen stations reported an inch or more with Sioux Rapids (Buena Vista County) observing 1.76 inches while Rock Valley (Sioux County) reported over three inches. The information on this site is provided as is, without any assurances as to its accuracy or suitability for any purpose. The actual depth of new snowfall is typically between 5 and 10 times the liquid-equivalent amount, assuming the ground is frozen. Fri, Dec 04, 2020 - Sat, Dec 05, 2020 (All days are valid from 12 UTC - 12 UTC the following day) Note: A severe weather area depicted in the Day 4-8 period indicates 15%, 30% or higher probability for severe thunderstorms within 25 miles of any point. Get the monthly weather forecast for Iowa City, IA, including daily high/low, historical averages, to help you plan ahead. Although chilly, Tuesday and Wednesday will actually be around average, topping out in the upper 30s. While having the tremendous advantages of temporal and spatial completeness, these reconstructions: (1) are based on computer models that may have model-based errors, (2) are coarsely sampled on a 50 km grid and are therefore unable to reconstruct the local variations of many microclimates, and (3) have particular difficulty with the weather in some coastal areas, especially small islands. Within 16 kilometres also contains only modest variations in elevation (80 metres). March 28, 8:15 PM Weather Forecast Update ... 2020 7:59 PM. While much of our 24/7 operations is fo-cused on creating an accurate and timely The label associated with each bar indicates the date and time that the phase is obtained, and the companion time labels indicate the rise and set times of the Moon for the nearest time interval in which the moon is above the horizon. Altoona, IA Monthly Weather 2:01 pm CST Nov 2019 Dec 2019 Jan 2020 Feb 2020 Mar 2020 Apr 2020 May 2020 Jun 2020 Jul 2020 Aug 2020 Sep 2020 Oct 2020 Nov 2020 Dec 2020 … The month of March in Des Moines is more likely than not fully outside of the growing season, with the chance that a given day is in the growing season increasing from 0% to 18% over the course of the month. Daily high temperatures increase by 8 °C, from 7 °C to 14 °C, rarely falling below -2 °C or exceeding 23 °C. Names, locations, and time zones of places and some airports come from the GeoNames Geographical Database . Showers and thunderstorms moved over the same locations in eastern Iowa where 15 stations collected over two inches of rain. The time in which the moon is above the horizon (light blue area), with new moons (dark gray lines) and full moons (blue lines) indicated. Over 100 stations reported an inch or more with the statewide average rainfall of 0.83 inch. Agricultural Diversification & Market Development, Looking for more information? Rain totals reported at 7:00 am on the 12th were highest in the state’s northwestern one-third with general amounts in the range of 0.50 inch to 1.00 inch. All data relating to the Sun's position (e.g., sunrise and sunset) are computed using astronomical formulas from the book, Astronomical Algorithms 2nd Edition , by Jean Meeus. Home heating requirements, as estimated by heating degree day totals, averaged 6% more than last October and 31% more than normal. Telephone: (515) 281-8981 The averages from 1981 to 2010 are the latest available data; these numbers are updated every 10 years. This reanalysis combines a variety of wide-area measurements in a state-of-the-art global meteorological model to reconstruct the hourly history of weather throughout the world on a 50-kilometer grid. The wind experienced at any given location is highly dependent on local topography and other factors, and instantaneous wind speed and direction vary more widely than hourly averages. Cloud cover increased across western Iowa during the evening hours on the 2nd ahead of a disturbance that brought widespread rainfall over much of southern Iowa through the 3rd. Definitions of the growing season vary throughout the world, but for the purposes of this report, we define it as the longest continuous period of non-freezing temperatures (≥ 0 °C) in the year (the calendar year in the Northern Hemisphere, or from July 1 until June 30 in the Southern Hemisphere). KCCI 8 News is your weather source for the latest forecast, radar, alerts, closings and video forecast. In Des Moines, the chance of a wet day over the course of March is very rapidly increasing, starting the month at 15% and ending it at 25%. A secondary, weak cold front sped through Iowa on the 13th, leaving behind very light rain totals in the northeast. The transitions to and from daylight saving time are indicated by the 'DST' labels. The hourly average wind direction in Des Moines throughout March is predominantly from the north, with a peak proportion of 36% on March 7. The stations contributing to this reconstruction are: Des Moines International Airport (56%, 8 kilometres, southwest); Ankeny Regional Airport (40%, 11 kilometres, north); and Perry Municipal Airport (3.7%, 52 kilometres, northwest). For reference, on June 20, the longest day of the year, the Sun rises at 5:40 a.m. and sets 15 hours, 12 minutes later, at 8:52 p.m., while on December 21, the shortest day of the year, it rises at 7:38 a.m. and sets 9 hours, 10 minutes later, at 4:47 p.m.. Higher totals were reported in the northwest quadrant with Pocahontas (Pocahontas County) measuring 2.4 inches while Sibley (Osceola County) observed 5.6 inches. Monthly precipitation totals ranged from 0.50 inch at a rain gauge in Cantril (Van Buren County) to 5.76 inches at Elkader 6 SSW (Clayton County). Justin Glisan, Ph.D. Get the latest coronavirus (COVID-19) updates for the USA with current travel advice, statistics and online resources.. Below are average maximum temperatures at popular destinations in Iowa in March. Over the course of March in Des Moines, the chance of a day with only rain increases from 10% to 23%, the chance of a day with mixed snow and rain remains an essentially constant 2% throughout, and the chance of a day with only snow decreases from 3% to 1%. Within 80 kilometres contains only modest variations in elevation (226 metres). Daily low temperatures increase by 6 °C, from -3 °C to 3 °C, rarely falling below -12 °C or exceeding 11 °C. Average Weather in March in Des Moines Iowa, United States. Daylight saving time (DST) starts at 3:00 a.m. on March 8, 2020, shifting sunrise and sunset to be an hour later. Some storms turned severe with several reports of straight-line winds causing tree damage; a 61 mph wind gust was reported in Shenandoah (Fremont County). Our drier weather will continue into the middle of the work week. As the front propagated across the state, stronger thunderstorms began to fire later in the day across central Iowa and overnight into the 23rd. Precipitation deficits of one to two inches were reported over much of Iowa during October. All other weather data, including cloud cover, precipitation, wind speed and direction, and solar flux, come from NASA's MERRA-2 Modern-Era Retrospective Analysis . Latitude: 41° 32' N Longitude: 93° 39' W : NOAA Online Weather Data The percentage of time spent at various humidity comfort levels, categorized by dew point. Thunderstorms developed over portions of southwest Iowa during the early afternoon hours along a northward advancing warm front. October’s statewide average maximum temperature was 56.7 degrees, 5.7 degrees below normal while the average minimum temperature was 35.3 degrees, 3.9 degrees below normal. "Our guests really love that time of the year. ... 2020. Totals tapered off in eastern Iowa with accumulations generally under 0.25 inch. October 19th was an active weather day as a disturbance brought additional snow across an east-west swath of Iowa. Free Long Range Weather Forecast for Iowa City, Iowa. * Departures are computed from 1981-2010 normals. The resort was closed in mid-March, but it usually stays open for ski season until April or even June or July, she explained. of Agriculture & Land Stewardship The growing season in Des Moines typically lasts for 6.1 months (188 days), from around April 12 to around October 16, rarely starting before March 27 or after April 28, and rarely ending before September 26 or after November 6. Temperatures averaged 46.8 degrees or 2.1 degrees below normal while precipitation totaled 1.59 inches or 1.92 inches below normal.